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General| Brand | Etymotic Research |
|---|---|
| Model | ER4XR |
| Category | Headphone |
| Language | English |
Tools and parts for maintaining the earphone filters.
The component that seals the ear canal for comfort and isolation.
Instructions and diagrams on correctly attaching eartips to earphones.
Step-by-step guide on how to insert earphones for optimal seal and sound.
Instructions on how to safely remove earphones with a twisting motion.
Instructions for safely removing clogged or old earphone filters using the tool.
Steps for inserting new filters and re-attaching eartips securely.
Key precautions for earphone use, handling, and eartip replacement intervals.
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